1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *  * Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  *  * Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in
12  *    the documentation and/or other materials provided with the
13  *    distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 #ifndef _ELF_H
29 #define _ELF_H
30 
31 #include <linux/auxvec.h>
32 #include <linux/elf.h>
33 #include <linux/elf-em.h>
34 
35 #include <machine/elf_machdep.h>
36 
37 typedef struct {
38   __u32 a_type;
39   union {
40     __u32 a_val;
41   } a_un;
42 } Elf32_auxv_t;
43 
44 typedef struct {
45   __u64 a_type;
46   union {
47     __u64 a_val;
48   } a_un;
49 } Elf64_auxv_t;
50 
51 #define DF_ORIGIN     0x00000001
52 #define DF_SYMBOLIC   0x00000002
53 #define DF_TEXTREL    0x00000004
54 #define DF_BIND_NOW   0x00000008
55 #define DF_STATIC_TLS 0x00000010
56 
57 #define DF_1_NOW        0x00000001 // Perform complete relocation processing.
58 #define DF_1_GLOBAL     0x00000002 // implies RTLD_GLOBAL
59 #define DF_1_GROUP      0x00000004
60 #define DF_1_NODELETE   0x00000008 // implies RTLD_NODELETE
61 #define DF_1_LOADFLTR   0x00000010
62 #define DF_1_INITFIRST  0x00000020
63 #define DF_1_NOOPEN     0x00000040 // Object can not be used with dlopen(3)
64 #define DF_1_ORIGIN     0x00000080
65 #define DF_1_DIRECT     0x00000100
66 #define DF_1_TRANS      0x00000200
67 #define DF_1_INTERPOSE  0x00000400
68 #define DF_1_NODEFLIB   0x00000800
69 #define DF_1_NODUMP     0x00001000 // Object cannot be dumped with dldump(3)
70 #define DF_1_CONFALT    0x00002000
71 #define DF_1_ENDFILTEE  0x00004000
72 #define DF_1_DISPRELDNE 0x00008000
73 #define DF_1_DISPRELPND 0x00010000
74 #define DF_1_NODIRECT   0x00020000
75 #define DF_1_IGNMULDEF  0x00040000 // Internal use
76 #define DF_1_NOKSYMS    0x00080000 // Internal use
77 #define DF_1_NOHDR      0x00100000 // Internal use
78 #define DF_1_EDITED     0x00200000
79 #define DF_1_NORELOC    0x00400000 // Internal use
80 #define DF_1_SYMINTPOSE 0x00800000
81 #define DF_1_GLOBAUDIT  0x01000000
82 #define DF_1_SINGLETON  0x02000000
83 #define DF_1_STUB       0x04000000
84 #define DF_1_PIE        0x08000000
85 
86 #define DT_BIND_NOW 24
87 #define DT_INIT_ARRAY 25
88 #define DT_FINI_ARRAY 26
89 #define DT_INIT_ARRAYSZ 27
90 #define DT_FINI_ARRAYSZ 28
91 #define DT_RUNPATH 29
92 #define DT_FLAGS 30
93 /* glibc and BSD disagree for DT_ENCODING; glibc looks wrong. */
94 #define DT_PREINIT_ARRAY 32
95 #define DT_PREINIT_ARRAYSZ 33
96 
97 #define ELFOSABI_SYSV 0 /* Synonym for ELFOSABI_NONE used by valgrind. */
98 
99 #define PT_GNU_RELRO 0x6474e552
100 
101 #define STB_LOOS      10
102 #define STB_HIOS      12
103 #define STB_LOPROC    13
104 #define STB_HIPROC    15
105 
106 #define STT_GNU_IFUNC 10
107 #define STT_LOOS      10
108 #define STT_HIOS      12
109 #define STT_LOPROC    13
110 #define STT_HIPROC    15
111 
112 #endif /* _ELF_H */
113